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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.Xml.Schema;
namespace Sales_Analysis
{
public partial class salesAnalysis : Form
{
public salesAnalysis()
{
InitializeComponent();
}
private double Total(double[] dArray)
{
double total = 0;
for (int i = 0; i < dArray.Length; i++)
total += dArray[i];
return total;
}
private double Average(double[] dArray)
{
double total = 0;
for (int i = 0; i < dArray.Length; i++)
total += dArray[i];
return total / dArray.Length;
}
private double Largest(double[] dArray)
{
double highest = dArray[0];
for (int i = 0; i < dArray.Length; i++)
if (dArray[i] > highest)
highest = dArray[i];
return highest;
}
private double Smallest(double[] dArray)
{
double lowest = dArray[0];
for (int i = 0; i < dArray.Length; i++)
if (dArray[i] < lowest)
lowest = dArray[i];
return lowest;
}
private void analyzeButton_Click(object sender, EventArgs e)
{
try {
double[] sales = new double[7];
StreamReader input = File.OpenText("Sales.txt");
for (int i = 0; !input.EndOfStream && i < sales.Length; i++)
sales[i] = double.Parse(input.ReadLine());
input.Close();
salesListBox.Items.Clear();
foreach (double i in sales)
salesListBox.Items.Add(i);
totalLabel.Text = Total(sales).ToString("c");
averageLabel.Text = Average(sales).ToString("c");
largestLabel.Text = Largest(sales).ToString("c");
smallestLabel.Text = Smallest(sales).ToString("c");
}
catch (Exception ex) {
MessageBox.Show(ex.Message);
}
}
private void clearButton_Click(object sender, EventArgs e)
{
salesListBox.Items.Clear();
totalLabel.Text = "?";
averageLabel.Text = "?";
largestLabel.Text = "?";
smallestLabel.Text = "?";
}
private void exitButton_Click(object sender, EventArgs e)
{
this.Close();
}
}
}
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